CN217515282U - Electric tricycle with adjustable backrest - Google Patents
Electric tricycle with adjustable backrest Download PDFInfo
- Publication number
- CN217515282U CN217515282U CN202220507039.2U CN202220507039U CN217515282U CN 217515282 U CN217515282 U CN 217515282U CN 202220507039 U CN202220507039 U CN 202220507039U CN 217515282 U CN217515282 U CN 217515282U
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- Prior art keywords
- wall
- fixedly connected
- gear
- rack
- tricycle
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000000694 effects Effects 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 244000309464 bull Species 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an electric tricycle with adjustable backrest, which comprises a seat, wherein the bottom outer wall of the seat is fixedly connected with a chassis, the top outer wall of the chassis is movably connected with a connecting shaft, one side outer wall of the connecting shaft is fixedly connected with a gear wheel, the top outer wall of the connecting shaft is fixedly connected with a gear wheel, one side outer wall of the gear wheel is movably clamped with a rack, one side outer wall of the rack is fixedly connected with a waist pillow, one side outer wall of the gear wheel is movably clamped with a connecting gear wheel, one side outer wall of the connecting gear wheel is movably clamped with a second connecting gear wheel, one side outer wall of the second connecting gear wheel is movably clamped with a second gear wheel, one side inner wall of the second gear wheel is fixedly connected with a second connecting shaft, the top outer wall of the second connecting shaft is fixedly connected with a second gear wheel, and one side outer wall of the second gear wheel is movably clamped with a second rack, the utility model discloses an electric tricycle with adjustable back has the effect that can adjust back comfort level according to the demand.
Description
Technical Field
The utility model relates to an electric tricycle technical field especially relates to an electric tricycle with adjustable back.
Background
The three-wheeled electric vehicle is a three-wheeled transport tool which uses a storage battery as power and a motor as drive and is used for pulling goods or people. The electric tricycle has the advantages of strong applicability, flexible recording, simple maintenance, convenient maintenance, low price and the like, and can flexibly pass through narrow roads. The electric tricycle is provided with a reversing switch, so that the reversing running function can be conveniently realized, the electric tricycle is very practical in narrow roads such as alleys and alleys, and is very convenient for running and parking. The method is widely applied to the short-distance transportation fields of families, cities and countryside, individual leasing, factories, mining areas, environmental sanitation, community cleaning and the like.
Along with the popularization of the electric tricycle, the riding comfort degree of the electric tricycle is gradually one of the important points of improvement, and the problem that how to improve the comfort degree of the tricycle and enable the tricycle to be more suitable for long-distance driving is one of the problems needing to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an electric tricycle with adjustable back aims at solving electric tricycle's the not enough technical problem of back of the chair comfort level.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an electric tricycle with an adjustable backrest comprises a seat, wherein the outer wall of the bottom end of the seat is fixedly connected with a chassis, the outer wall of the top end of the chassis is movably connected with a connecting shaft, the outer wall of one side of the connecting shaft is fixedly connected with a large gear, the outer wall of the top end of the connecting shaft is fixedly connected with a gear, the outer wall of one side of the gear is movably clamped with a rack, the outer wall of one side of the rack is fixedly connected with a waist pillow, the outer wall of one side of the large gear is movably clamped with a connecting gear, the outer wall of one side of the connecting gear is movably clamped with a second connecting gear, the outer wall of one side of the second connecting gear is movably clamped with a second large gear, the inner wall of one side of the second large gear is fixedly connected with a second connecting shaft, the outer wall of the top end of the second connecting shaft is fixedly connected with a second gear, the outer wall of one side of the second gear is movably clamped with a second rack, and the second rack is connected with the waist pillow, the connecting shaft penetrates through the underframe, and the outer wall of the bottom end of the connecting shaft is movably connected with a motor.
Through being provided with the waist pillow, the rack, second rack and gear wheel, when needs adjustment waist pillow extension length, drive the gear wheel through the control motor and rotate, thereby under the effect of connecting axle, it rotates to drive the gear, simultaneously through connecting the gear, the conversion of second connecting gear and second gear wheel, make the motion that the second gear is the opposite direction with the gear, thereby drive rack and second gear and advance forward or withdraw backward, make the waist pillow do and advance or withdraw, thereby adjust the waist pillow position, make the waist pillow can more adapt to driver's user demand, reach the most effectual decompression effect.
In a preferred scheme, the top outer wall of chassis is fixedly connected with the support shell, and the outer wall of one side of support shell is provided with the vent, the fixed joint of one side inner wall of vent has the steel wire filter screen.
Through being provided with the steel wire filter screen, through setting up the vent on support housing, make support housing not in encapsulated situation to the gas permeability of the guarantee back of the chair uses the steel wire filter screen to shelter from the vent simultaneously, when not influencing ventilation effect, avoids the dust to get into, protects the structure inside support housing, thereby the guarantee support housing inner structure's life.
In a preferred scheme, the waist pillow comprises a support plate, a plurality of air holes are formed in the inner wall of one side of the support plate in an equal-density mode, a second zipper is arranged on the outer wall of one side of the support plate, a pillow pad is clamped on the outer wall of the second zipper, a zipper is arranged on the outer wall of one side of the pillow pad and clamped with the second zipper, and the support plate is connected with the rack and the second rack.
By arranging the air holes, the zipper and the second zipper, when the weather is hot, a driver can separate the pillow from the support plate by unfastening the zipper and the second zipper, so that the support plate with the air holes is leaked out, and the support plate is level with the chair back at the moment, so that the air permeability is ensured while the sitting is not influenced, and the comfort level of sitting in summer is enhanced.
From the above, the electric tricycle with the adjustable backrest comprises a seat, wherein the outer wall of the bottom end of the seat is fixedly connected with an underframe, the outer wall of the top end of the underframe is movably connected with a connecting shaft, the outer wall of one side of the connecting shaft is fixedly connected with a large gear, the outer wall of the top end of the connecting shaft is fixedly connected with a gear, the outer wall of one side of the gear is movably clamped with a rack, the outer wall of one side of the rack is fixedly connected with a waist pillow, the outer wall of one side of the large gear is movably clamped with a connecting gear, the outer wall of one side of the connecting gear is movably clamped with a second connecting gear, the outer wall of one side of the second connecting gear is movably clamped with a second large gear, the inner wall of one side of the second large gear is fixedly connected with a second connecting shaft, the outer wall of the top end of the second connecting shaft is fixedly connected with a second gear, and the outer wall of one side of the second gear is movably clamped with a second rack, the second rack is connected with the waist pillow, the connecting shaft penetrates through the underframe, and the outer wall of the bottom end of the connecting shaft is movably connected with a motor. The utility model provides an electric tricycle with adjustable back has the technological effect that can adjust back comfort level according to the demand.
Drawings
Fig. 1 is a schematic structural view of an electric tricycle with an adjustable backrest according to the present invention.
Fig. 2 is a top view of the electric tricycle with an adjustable backrest according to the present invention.
Fig. 3 is a schematic view of a side supporting assembly of the electric tricycle with an adjustable backrest according to the present invention.
Fig. 4 is a schematic view of an impact assembly of the electric tricycle with the adjustable backrest according to the present invention.
Fig. 5 is a schematic view of an impact assembly of the electric tricycle with an adjustable backrest according to the present invention.
In the drawings: 1. a headstock; 2. a vehicle bottom plate; 3. a seat; 4. a chassis; 5. a steel wire filter screen; 6. a support housing; 7. a vent; 8. a chair back; 9. a waist pillow; 10. a control button; 11. a card slot; 12. a rack; 13. a gear; 14. a bull gear; 15. a motor; 16. a connecting shaft; 17. a fixed shaft; 18. a connecting gear; 19. a second fixed shaft; 20. a second connecting gear; 21. a second bull gear; 22. a second connecting shaft; 23. a second gear; 24. a limiting plate; 25. a second rack; 26. a second limiting plate; 901. a pillow pad; 902. a zipper; 903. a second zipper; 904. a support plate; 905. and (4) air holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
The utility model discloses an electric tricycle with adjustable back mainly is applied to the scene that electric tricycle used.
Referring to fig. 1 to 4, an electric tricycle with an adjustable backrest comprises a seat 3, wherein the outer wall of the bottom end of the seat 3 is fixedly connected with an underframe 4, the outer wall of the top end of the underframe 4 is movably connected with a connecting shaft 16, the outer wall of one side of the connecting shaft 16 is fixedly connected with a big gear 14, the outer wall of the top end of the connecting shaft 16 is fixedly connected with a gear 13, the outer wall of one side of the gear 13 is movably clamped with a rack 12, the outer wall of one side of the rack 12 is fixedly connected with a waist pillow 9, the outer wall of one side of the big gear 14 is movably clamped with a connecting gear 18, the outer wall of one side of the connecting gear 18 is movably clamped with a second connecting gear 20, the outer wall of one side of the second connecting gear 20 is movably clamped with a second big gear 21, the inner wall of one side of the second big gear 21 is fixedly connected with a second connecting shaft 22, the outer wall of the top end of the second connecting shaft 22 is fixedly connected with a second gear 23, and the outer wall of one side of the second gear 23 is movably clamped with a second rack 25, the second rack 25 is connected with the waist pillow 9, the connecting shaft 16 penetrates through the underframe 4, and the outer wall of the bottom end of the connecting shaft 16 is movably connected with the motor 15.
Referring to fig. 4, in a preferred embodiment, a fixed shaft 17 is fixedly connected to the top outer wall of the chassis 4, the fixed shaft 17 is movably connected to the connecting gear 18, a second fixed shaft 19 is fixedly connected to the top outer wall of the chassis 4, the second fixed shaft 19 is movably connected to the second connecting gear 20, a seat back 8 is fixedly connected to the outer wall of one side of the seat 3, a clamping groove 11 is formed in the inner wall of one side of the seat back 8, the lumbar pillow 9 is movably clamped to the inner wall of the clamping groove 11, a second limiting plate 26 is fixedly connected to the outer wall of one side of the rack 12, and a limiting plate 24 is fixedly connected to the outer wall of one side of the second rack 25.
Referring to fig. 1-3, in a preferred embodiment, the bottom outer wall of the chassis 4 is fixedly connected with a vehicle bottom plate 2, one side inner wall of the vehicle bottom plate 2 is movably connected with a vehicle head 1, one side outer wall of the chair back 8 is provided with a control button 10, the top outer wall of the chassis 4 is fixedly connected with a support shell 6, one side outer wall of the support shell 6 is provided with a vent 7, and one side inner wall of the vent 7 is fixedly clamped with a steel wire filter screen 5.
Referring to fig. 5, in a preferred embodiment, the lumbar pillow 9 comprises a support plate 904, a plurality of ventilation holes 905 are arranged on one side inner wall of the support plate 904 in an equal density manner, a second zipper 903 is arranged on one side outer wall of the support plate 904, a pillow 901 is clamped on the outer wall of the second zipper 903, a zipper 902 is arranged on one side outer wall of the pillow 901, the zipper 902 is clamped with the second zipper 903, and the support plate 904 is connected with the rack 12 and the second rack 25.
The working principle is as follows: during the use, the driver sits on the driving position, and adjust waist pillow 9 extension length as required, drive gear wheel 14 through control motor 15 this moment and rotate, thereby under the effect of connecting axle 16, drive gear 13 and rotate, simultaneously through connecting gear 18, the conversion of second connecting gear 20 and second gear wheel 21, make second gear 23 and gear 13 do the motion of contrary direction, thereby drive rack 12 and second rack 25 and advance forward or withdraw backward, make waist pillow 9 do and impel or withdraw, thereby adjust waist pillow 9 position, make waist pillow 9 more adapt to driver's user demand, reach the most effectual decompression effect.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto. The substitution may be of partial structures, devices, method steps, or may be a complete solution. According to the technical scheme of the utility model and utility model thereof think of and equal replacement or change, all should cover within the scope of protection of the utility model.
Claims (7)
1. An electric tricycle with an adjustable backrest comprises a seat (3) and is characterized in that the bottom outer wall of the seat (3) is fixedly connected with an underframe (4), the top outer wall of the underframe (4) is movably connected with a connecting shaft (16), one side outer wall of the connecting shaft (16) is fixedly connected with a large gear (14), the top outer wall of the connecting shaft (16) is fixedly connected with a gear (13), one side outer wall of the gear (13) is movably clamped with a rack (12), one side outer wall of the rack (12) is fixedly connected with a waist pillow (9), one side outer wall of the large gear (14) is movably clamped with a connecting gear (18), one side outer wall of the connecting gear (18) is movably clamped with a second connecting gear (20), one side outer wall of the second connecting gear (20) is movably clamped with a second large gear (21), and one side inner wall of the second large gear (21) is fixedly connected with a second gear (22), the top outer wall fixedly connected with second gear (23) of second connecting axle (22), and one side outer wall activity joint of second gear (23) has second rack (25), second rack (25) link to each other with waist pillow (9), chassis (4) are passed in connecting axle (16), and the bottom outer wall swing joint of connecting axle (16) has motor (15).
2. The electro-tricycle with the adjustable backrest as claimed in claim 1, characterized in that a fixed shaft (17) is fixedly connected to the outer wall of the top end of the underframe (4), the fixed shaft (17) is movably connected with the connecting gear (18), a second fixed shaft (19) is fixedly connected to the outer wall of the top end of the underframe (4), and the second fixed shaft (19) is movably connected with the second connecting gear (20).
3. The electro-tricycle with the adjustable backrest as claimed in claim 1, wherein a backrest (8) is fixedly connected to an outer wall of one side of the seat (3), a clamping groove (11) is formed in an inner wall of one side of the backrest (8), and the waist pillow (9) is movably clamped to the inner wall of the clamping groove (11).
4. The electro-tricycle with the adjustable backrest as claimed in claim 1, wherein a second limit plate (26) is fixedly connected to an outer wall of one side of the rack (12), and a limit plate (24) is fixedly connected to an outer wall of one side of the second rack (25).
5. The electro-tricycle with the adjustable backrest as claimed in claim 3, wherein the bottom outer wall of the underframe (4) is fixedly connected with a chassis (2), the inner wall of one side of the chassis (2) is movably connected with a tricycle head (1), and the outer wall of one side of the backrest (8) is provided with a control button (10).
6. The electro-tricycle with the adjustable backrest as claimed in claim 5, wherein a support housing (6) is fixedly connected to the outer wall of the top end of the underframe (4), a vent (7) is arranged on the outer wall of one side of the support housing (6), and a steel wire filter screen (5) is fixedly clamped on the inner wall of one side of the vent (7).
7. The electro-tricycle with the adjustable backrest according to claim 1, wherein the waist pillow (9) comprises a support plate (904), a plurality of air holes (905) are formed in the inner wall of one side of the support plate (904) in an equal density mode, a second zipper (903) is arranged on the outer wall of one side of the support plate (904), a pillow block (901) is clamped on the outer wall of the second zipper (903), a zipper (902) is arranged on the outer wall of one side of the pillow block (901), the zipper (902) is clamped with the second zipper (903), and the support plate (904) is connected with the rack (12) and the second rack (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220507039.2U CN217515282U (en) | 2022-03-09 | 2022-03-09 | Electric tricycle with adjustable backrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220507039.2U CN217515282U (en) | 2022-03-09 | 2022-03-09 | Electric tricycle with adjustable backrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217515282U true CN217515282U (en) | 2022-09-30 |
Family
ID=83369460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220507039.2U Expired - Fee Related CN217515282U (en) | 2022-03-09 | 2022-03-09 | Electric tricycle with adjustable backrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217515282U (en) |
-
2022
- 2022-03-09 CN CN202220507039.2U patent/CN217515282U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |